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Tagged with multiset linear-algebra
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Does there exist a canonical form for normal matrices which extends the following embedding?
Given an unordered pair of complex numbers $\{w,z\}$, we can associate to it the complex matrix
$$\frac 1 2\left[\begin{matrix}w + z + \frac{\left(w - z\right)^{2} + \left|{w - z}\right|^{2}}{2 \left|{...
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